Segment Reporting (Details 1) (USD $) In Thousands, unless otherwise specified	Apr. 04, 2015	Jan. 03, 2015
Summary of long-lived assets by geography
Total long-lived assets	$ 225,556	$ 230,112
Americas:
Total Americas	195,828	201,338
United States [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	195,358	200,760
Other Americas [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	470	578
Asia [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	21,284	22,145
EMEA [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	7,859	5,951
Japan [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	$ 585	$ 678